- Sorrow's Furnace in Tharn Stonerift's room.
- Sorrow's Furnace, in the ruins west of Tharn Stonerift's room.
- Randomly with Rago Kindlerock during quest The Final Assault in the golem room.
- Brimstone Wand (unique)
- Enslavement Stone
- Runar's Brimstone Staff (unique)
- Stone Summit Badge
- The Brimstone (unique)
- Scroll of Adventurer's Insight
Runar Brimstone is one of the bosses included in the Brand the Boss contest. It was named by Avens of Harm of the United States.